MATH FIRST GRADE I CANS
Operations and Algebraic Thinking Numbers and Operations in Base Ten
Represent and solve problems involving addition Extend the counting sequence
1.NBT.1 I can count, read, write, and represent any
1.OA.1 I can demonstrate ways to solve addition whole number to 120 starting at any number, using
and subtraction problems within 20 by adding to, a variety of objects.
taking from, putting together, taking apart, and
Understand place value
comparing unknown numbers in all positions.
1.NBT.2 I can understand that the two digits of a
1.OA.2 I can solve word problems using addition for
two-digit number represent amounts of tens and
three whole numbers within 20 by using objects,
drawings, and equations with an unknown number.
1.NBT.2a I can recognize that a group of 10 ones is
a unit of 10.
Understand and apply properties of
1.NBT.2b I can understand the numbers 11 to 19
operations and the relationship between
are composed of ten plus one, two, three, four, five,
addition and subtraction
six, seven, eight, nine.
1.OA.3 I can demonstrate and model the properties
1.NBT.2 c I can understand the numbers 10, 20, 30,
of addition and subtraction and I know the
40, 50, 60, 70, 80, 90 represent one, two, three, four,
relationship between subtraction and addition.
five, six, seven, eight, or nine tens and 0 ones.
1.OA.4 I can understand subtraction as an unknown
1.NBT.3 I can compare two two-digit numbers based
on meanings of the tens and ones digits using the
Add and subtract within 20 symbols >, =, <.
1.OA.5 I can add and subtract by counting by 2’s, 10 Use place value understanding and properties of
more or 10 less… operations to add and subtract
1.OA.6 I can add and subtract within 20, using a 1.NBT.4 I can use concrete models, drawings, place
variety of strategies such as counting on, making value, and mental math strategies to add and
tens, decomposing a number, and/or using a subtract within 100.
relationship between adding and subtracting,
1.NBT.5 I can use concrete models, drawings, place
equivalent but unknown sums.
value, and mental math strategies to subtract within
Work with addition and subtraction equations 100.
1.OA.7 I can understand the meaning of the equal 1.NBT.6 I can mentally find 10 more or 10 less than
sign. the numbers without having to count. I can tell how
I did it.
1.OA.8 I can determine if addition and subtraction
problems are true or false by determining the
missing addend to make equations true or false.
Measurement and Data
Measure lengths indirectly and by iterating length Math Vocabulary:
1.MD.1 I can compare measure objects and
compare the length of two objects by using non
standards measurement tools. Addend
1.MD.2 I can use non-standard measurement tools Decomposing
without overlaps or gaps to get an accurate
Tell and write time Equivalent
1.MD.3 I can tell and write time in hours and half Equation
hours using analog and digital clocks.
Represent and interpret data
1.MD.4 I can organize, represent, and interpret data
with up to three categories (ask and answer
questions about data) Digital
Reason with shapes and their attributes Transivity
1.G.1 I can distinguish between defining attributes Iterating
(number of sides, open or closed) versus non-
defining attributes (color, size) as well as build and Orientation
draw these shapes.
1.G.2 I can use two and three dimensional shapes to
build new shapes.
1.G.3 I can partition circles and rectangles into two
and four equal shares by using the terminology of
halves, fourths, and quarters, and use the phrases
half of, fourth of and quarter of.